| Results | ||||
| Note: A ? indicates the information presented is a 'best guess'. The information on the original letter is unknown or illegible and may not be completely accurate. | ||||
| Box: Folder | Letter Date | Written By | Written To | |
| 4:16 | 1946 March 04 | Luis Hidalgo | Claude Fayette Bragdon | Details |
| 4:18 | 1946 August 26 | Luis Hidalgo | Claude Fayette Bragdon | Details |
| 4:18 | 1946 September 30 | Luis Hidalgo | Henry Bragdon | Details |
